121827020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2237}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 293267520

約数和(自身を除く): 171440500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1556, 1945, 2237, 2723, 3890, 4474, 5446, 7780, 8948, 10892, 11185, 13615, 15659, 22370, 27230, 31318, 44740, 54460, 62636, 78295, 156590, 313180, 870193, 1740386, 3480772, 4350965, 6091351, 8701930, 12182702, 17403860, 24365404, 30456755, 60913510, 121827020]

約数ペア:

[(1, 121827020), (2, 60913510), (4, 30456755), (5, 24365404), (7, 17403860), (10, 12182702), (14, 8701930), (20, 6091351), (28, 4350965), (35, 3480772), (70, 1740386), (140, 870193), (389, 313180), (778, 156590), (1556, 78295), (1945, 62636), (2237, 54460), (2723, 44740), (3890, 31318), (4474, 27230), (5446, 22370), (7780, 15659), (8948, 13615), (10892, 11185)]